if( typeof( Application ) === 'undefined' || !Application )

{

    var Application = {};

}

Application.chronology = function() {

    this._init.apply( this, arguments );

};

// アプリ全体を1つのオブジェクトして扱う。

Application.chronology.prototype = {

    _workId : null,

    _fileName : null,

    _uriBase : 'http://linkdata.org/',

    _prpDescription: 'http://purl.org/dc/elements/1.1/description',

    _prpBase : null,

    _longAgoFlg : null,

    _calEvents : [],

    _realEvents : {},

    _intervalId : null,

    _colorPalette : [

        'midnightblue', 'seagreen', 'sandybrown', 'indianred', 'indianred', 'dimgray', 'royalblue', 'darkgreen', 'chocolate', 'darkred', 'crimson'

    ],

    // アプリ起動時にのみ起動する

    _init : function() {

        this._showTblSelecter();

        this._update();

    },

    // 年表のセレクタの初期処理

    _showTblSelecter : function() {

        var self = this;

        var selected = 'selected';

        $.each( LinkData.getWorks(), function( i, workId ) {

            $.each( LinkData.getFiles( workId ), function( j, fileName ) {

                var sbjBase = self._uriBase + 'resource/' + workId + '#';

                var prpBase = self._uriBase + 'property/' + workId + '#';

                var sbjHead = sbjBase + encodeURIComponent( '[header]' );

                var prpName = prpBase + encodeURIComponent(  'event_name' );

                var titleArr = LinkData.getObjects( workId, fileName, sbjHead, prpName );

                if( titleArr.length === 0 )

                {

                    //ヘッダー行が見つからない場合は、年表ファイルではないとみなす。

                    return true;

                }

                var title = titleArr[ 0 ];

                var tableKey = workId + '|' + fileName;

                $( '#tableSelect' ).append( '<option value="' + tableKey + '" ' + selected + ' >' + title + '</option>' );

                if( selected === 'selected' )

                {

                    self._workId = workId;

                    self._fileName = fileName;

                    selected = '';

                }

            } );

        } );

        $( '#tableSelect' ).change( function() {

            var selected =$( 'option:selected', $( this ) ).val();

            var splitedKey = selected.split( '|' );

            self._workId = splitedKey[ 0 ];

            self._fileName = splitedKey[ 1 ];

            self._update();

        });

    },

    // 新しい年表が選択される度に呼び出される処理

    _update : function() {

        var self = this;

        /* まずはタイマー停止 */

        if( this.intervalId !== undefined )

        {

            clearInterval( this.intervalId );

        }

        // URIの生成

        var prpBase = this._uriBase + 'property/' + this._workId + '#';

        this._prpBase = prpBase;

        var sbjBase = this._uriBase + 'resource/' + this._workId + '#';

        this._sbjHead =sbjBase + encodeURIComponent( '[header]' );

        this._prpStart = prpBase + encodeURIComponent( 'start' );

        this._prpEnd = prpBase + encodeURIComponent( 'end' );

        this._prpName = prpBase + encodeURIComponent( 'event_name' );

        var now = new Date();

        // 今年の始まりと終わりの時刻を取得

        this._calHead = new Date( now.getFullYear(), 0,1);

        this._calTail = new Date( now.getFullYear() + 1, 0,1 );

        // 今年の日数を取得

        this._yearDay = ( this._calTail - this._calHead ) / 1000/60/60/24;

        // LinkData.org上の年表を取得し、配列に格納

        this._createEventTbl();

        // 現在を示すイベントを追加